[Dnsmasq-discuss] Dnsmasq-discuss Digest, Vol 49, Issue 9

[Philippe Faure]

Hello Jack,

I have worked with Dlink routers.  I have found that the LAN IP  
Address range need to be include the router's IP address.

Philippe



> Message: 1
> Date: Wed, 17 Jun 2009 06:04:32 +0000
> From: jack seth <bird_112 at hotmail.com>
> Subject: [Dnsmasq-discuss] Need help accessing my modem through my
> 	router
> To: <dnsmasq-discuss at lists.thekelleys.org.uk>
> Message-ID: <SNT107-W1316D3EB7D794386645D06BF3C0 at phx.gbl>
> Content-Type: text/plain; charset="windows-1252"
>
>
> Ok, I have a linksys router running dd-wrt firmware which is running  
> dnsmasq.  My lan is on the 192.168.1.0/24 subnet.  I would like to  
> be able to access my dsl modem through the router by its ip address  
> and its hostname.  Of course the modem is connected to the WAN side  
> of the router, so I added a ip address in the same subnet as the  
> modems address (which is 192.168.2.254) to my router's wan port  
> (which is vlan2) with this command
>
> ifconfig vlan2 192.168.2.222 netmask 255.255.255.0
>
> I also added this iptables rule to get traffic back
>
> iptables -I POSTROUTING -t nat -o vlan2 -d 192.168.2.0/24 -j MASQUERADE
>
> Here is the strange stuff that is happening.  If I try to access the  
> modem by ip address (192.168.2.254) it seems the modem redirects the  
> browser to 'launchmodem.com' (which is one of the ways you can reach  
> the modem by name) before the homepage will appear.  Well this  
> fails.  I figured modifying my 'hosts' file on my notebook (running  
> Vista Ultimate) would solve the problem and it did.  So I thought  
> instead of modifying my hosts file in Vista I would modify the hosts  
> file on the router then any computer on the lan would be able to  
> reach the modem.  I did that but it seems that Vista isn't using the  
> host info from the router.  So I tried adding these commands to  
> dnsmasq
>
> address=/launchmodem/192.168.2.254
> address=/launchmodem.com/192.168.2.254
> address=/www.launchmodem.com/192.168.2.254
>
> When I do this I can ping the modem FROM THE ROUTER all three ways  
> i.e 'launchmodem', 'launchmodem.com', and 'www.launchmodem.com'  I  
> can also ping the modem from the router all three ways with these  
> added to the router's hosts file.  However, from my notebook I can  
> only ping 'launchmodem.com', and 'www.launchmodem.com' but NOT  
> 'launchmodem' (host not found).  Another oddity, I can only reach  
> the modem in my browser with 'launchmodem.com' not with  
> 'www.launchmodem.com' even though I can ping 'www.launchmodem.com'.
>
> Can anyone advise me on what is going on here and how to troubleshoot/fix?
>
> Thanks!
>
> _________________________________________________________________
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> ------------------------------
>
> Message: 2
> Date: Wed, 17 Jun 2009 08:25:40 +0200
> From: Rune Kock <rune.kock at gmail.com>
> Subject: [Dnsmasq-discuss] Fwd: Need help accessing my modem through
> 	my	router
> To: dnsmasq discussion list <dnsmasq-discuss at lists.thekelleys.org.uk>
> Message-ID:
> 	<fa8654f10906162325i582e5e5bn86e1cc220b5a74d1 at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> ---------- Forwarded message ----------
> From: Rune Kock <rune.kock at gmail.com>
> Date: Wed, Jun 17, 2009 at 08:25
> Subject: Re: [Dnsmasq-discuss] Need help accessing my modem through my router
> To: jack seth <bird_112 at hotmail.com>
>
>
> On Wed, Jun 17, 2009 at 08:04, jack seth<bird_112 at hotmail.com> wrote:
>> However, from my notebook I can only ping 'launchmodem.com',
>> and 'www.launchmodem.com' but NOT 'launchmodem' (host not found).
>
> I think that the Windows ping command does not always use DNS to find
> the host. ?Sometimes it uses netbios methods, which usually means
> trying a broadcast and see whether anything responds. ?Maybe pinging
> launchmodem. with a final dot will change it? ?Or you could try
> nslookup, though that has its own set of problems. ?Best would be to
> test with a Linux-system instead.
>
>> Another
>> oddity, I can only reach the modem in my browser with 'launchmodem.com' not
>> with 'www.launchmodem.com' even though I can ping 'www.launchmodem.com'.
>
> Sounds to me like the modem is rejecting that domain when it gets the
> http request.
>
>> Can anyone advise me on what is going on here and how to troubleshoot/fix?
>
> If in doubt, run wireshark.
>
>
>
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>
>
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> End of Dnsmasq-discuss Digest, Vol 49, Issue 9
> **********************************************
>